UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112612.upa.cvt Date: 1200Z 26 NOV 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:1200Z 26 NOV 25 Station: VVNB WMO ident: 48820 Latitude: 21.02 Longitude: 105.80 Elevation: 6.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1020 6 20.8 9.8 49 11.0 14.3 0 0 292.3 293.6 286.6 313.7 7.47 1 1016 40 22.0 9.0 43 13.0 14.3 350 1 293.8 295.1 286.8 314.3 7.10 2 1000 176 21.0 8.0 43 13.0 13.4 310 3 294.1 295.4 286.6 313.6 6.74 3 925 843 15.2 4.2 48 11.0 9.3 35 9 294.9 295.9 285.7 311.2 5.59 4 871 1348 10.8 0.8 50 10.0 5.8 39 10 295.4 296.2 284.9 309.1 4.65 5 865 1406 14.6 39 11 299.9 6 850 1554 14.0 40 11 300.8 7 845 1604 13.6 39 11 300.9 8 774 2335 8.8 -28.2 5 37.0 -1.6 18 10 303.4 303.5 283.4 305.0 0.48 9 727 2850 6.4 -12.6 24 19.0 -1.0 4 9 306.2 306.6 286.2 312.6 1.99 10 701 3147 5.4 -16.6 19 22.0 -2.5 355 9 308.3 308.6 286.5 313.2 1.49 11 700 3159 6.0 -20.0 13 26.0 -2.7 355 9 309.1 309.3 286.4 312.8 1.12 12 698 3183 9.2 354 9 312.9 13 683 3363 10.4 350 10 316.2 14 635 3966 7.2 -30.8 5 38.0 -3.7 336 11 319.2 319.3 289.0 320.9 0.46 15 630 4031 7.2 -33.8 3 41.0 -4.0 335 12 320.0 320.0 289.1 321.2 0.35 16 569 4859 1.0 -37.0 4 38.0 -8.0 315 14 322.1 322.2 289.7 323.2 0.28 17 500 5890 -3.5 -45.5 2 42.0 -11.6 290 17 328.8 328.8 291.5 329.3 0.13 18 495 5969 -3.7 -42.7 3 39.0 -11.6 290 18 329.5 329.5 291.7 330.2 0.18 19 444 6818 -9.1 -44.1 4 35.0 -15.5 285 23 333.1 333.1 292.7 333.7 0.17 20 436 6959 -8.3 -46.3 3 38.0 -15.2 284 24 335.8 335.8 293.4 336.4 0.14 21 400 7620 -13.5 -37.5 11 24.0 -18.4 280 29 337.4 337.5 294.0 338.9 0.38 22 353 8554 -20.9 -38.9 18 18.0 -24.0 269 30 339.8 339.8 294.6 341.2 0.37 23 323 9201 -26.1 -48.1 11 22.0 -28.6 261 30 341.3 341.3 294.8 341.9 0.15 24 300 9730 -29.9 -48.9 14 19.0 -31.9 255 31 343.2 343.3 295.3 343.9 0.15 25 282 10167 -34.1 -48.1 23 14.0 -35.4 260 31 343.3 343.4 295.3 344.0 0.17 26 276 10317 -35.3 -47.3 28 12.0 -36.4 262 31 343.7 343.8 295.4 344.5 0.19 27 258 10784 -38.1 -60.1 8 22.0 -39.3 267 31 346.3 346.3 295.8 346.5 0.05 28 250 11000 -40.1 -60.1 10 20.0 -41.1 270 31 346.4 346.5 295.9 346.6 0.05 29 217 11948 -48.9 -61.9 21 13.0 -49.3 273 43 347.1 347.1 296.0 347.3 0.04 30 200 12480 -52.5 -58.5 48 6.0 -52.7 275 50 349.6 349.6 296.6 349.9 0.07 31 168 13585 -61.3 -65.8 55 4.5 -61.4 251 49 352.8 352.9 297.3 353.0 0.03 32 150 14280 -66.3 -72.3 43 6.0 -66.4 235 48 355.9 355.9 297.9 355.9 0.01 33 131 15089 -73.1 -84.1 17 11.0 -73.1 232 40 357.8 357.8 298.2 357.8 0.00 34 100 16640 -81.7 -92.7 14 11.0 -81.7 225 25 369.9 369.9 300.5 369.9 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5714.00 m Freezing level: 553.67 mb = 5088.13 m = 16693.14 ft Wetbulb zero: 794.99 mb = 2111.64 m = 6927.87 ft Precipitable water: 0.55 inches Sfc-500 mean rel hum: 19.87 % Est. max temperature: 24.68 C = 76.42 F Sfc-Lift cond lev (LCL): 866.40 mb = 1392.84 m = 4569.62 ft T: 13.71 C 700-500 lapse rate: 3.48 C/km ThetaE index: 9.28 C Layer 1000.0- 727.0 mb Conv cond level (CCL): 518.87 mb = 5594.60 m = 18354.76 ft Mean mixing ratio: 6.29 g/kg Conv temperature: 55.56 C = 132.02 F Cap Strength: 15.30 C Lifted Index: 17.16 C Risk: None Lifted Index @300 mb: 21.96 C Lifted Index @700 mb: 8.85 C Showalter Index: 18.69 C Risk: None Total Totals Index: 15.81 C Risk: None Vertical Totals Index: 17.50 C Cross Totals Index: -1.69 C K Index: -13.69 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 4.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.34 J/kg Max Up Vert Vel: 2.59 m/s Conv Inhibition (B-): 11820.43 J/kg Cap Strength: 16.76 C Lift Cond Lev (LCL): 809.41 mb = 1961.99 m = 6436.89 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 11 at 8 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1020 6 0 0 -0.0 -0.0 | 191 8 1.6 8.0 1 1000 176 310 3 2.3 -1.9 | 212 7 3.9 6.1 2 925 843 35 9 -5.2 -7.4 | 100 4 -3.6 0.6 3 850 1554 40 11 -7.1 -8.4 | 86 6 -5.5 -0.4 4 700 3159 355 9 0.8 -9.0 | 292 3 2.3 -1.0 5 500 5890 290 17 16.0 -5.8 | 263 18 17.5 2.2 6 400 7620 280 29 28.6 -5.0 | 264 30 30.1 3.0 7 300 9730 255 31 29.9 8.0 | 243 35 31.5 16.0 8 250 11000 270 31 31.0 -0.0 | 256 34 32.6 8.0 9 200 12480 275 50 49.8 -4.4 | 266 51 51.4 3.6 10 150 14280 235 48 39.3 27.5 | 229 54 40.9 35.5 11 100 16640 225 25 17.7 17.7 | 217 32 19.2 25.7 Wind Parameters Mean winds (0-6000m): 341.0 at 10.9 knts Storm direction: 11.0 at 8.1 knts Shear (0-3000m) pos: 1.4 neg: 1.8 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 114.4 deg Storm rel helicity (0-3000m) pos: 7.5 neg: -5.9 tot: 1.7 m^2/s^2 ave: 0.6 10^-3 m/s^2 rel: -0.23 Storm rel vorticity (0-3000m) horiz: 4.0 stream: -0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.46 Bulk Shear: 7.34 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 334 3 212 6| 0.0 6.1 6.1| 7.5 0.0 7.5 15.1 0.57| 7.7 4.4 1000 20 6 171 3| 3.4 3.1 6.5| 7.5 -1.2 6.3 6.3 0.05| 7.5 0.4 1500 29 7 130 3| 2.8 2.0 4.8| 7.5 -2.1 5.4 3.6 -0.00| 5.6 -0.0 2000 31 8 112 3| 2.1 1.9 4.0| 7.5 -3.7 3.8 1.9 -0.07| 4.8 -0.4 2500 29 9 102 3| 1.7 1.8 3.5| 7.5 -4.9 2.6 1.1 -0.15| 4.3 -0.7 3000 25 9 93 2| 1.4 1.8 3.2| 7.5 -5.9 1.7 0.6 -0.23| 4.0 -0.9 4000 15 9 45 1| 1.0 1.9 3.0| 7.6 -6.8 0.8 0.2 -0.22| 3.7 -0.8 5000 360 10 318 2| 0.8 2.0 2.9| 7.6 -13.0 -5.4 -1.1 -0.25| 3.6 -0.9 6000 341 11 294 6| 0.7 2.1 2.8| 8.3 -27.6 -19.3 -3.2 -0.29| 3.6 -1.0 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20251126.12.gif